Diff Report
Run #51afe875368e3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51afe7feeb64d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51afe875368e3Run #51afe7feeb64dDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)731 719 -12 -1.6%
Incl. Wall Time (microsec) per call 183 180 -3 -1.6%
Excl. Wall Time (microsec)88 88 0 0.0%
Incl. CPU (microsecs)736 726 -10 -1.4%
Incl. CPU (microsecs) per call 184 182 -3 -1.4%
Excl. CPU (microsec)74 71 -3 -4.1%
Incl. MemUse (bytes)16,656 16,632 -24 -0.1%
Incl. MemUse (bytes) per call 4,164 4,158 -6 -0.1%
Excl. MemUse (bytes)-12,576 -12,576 0 0.0%
Incl. PeakMemUse (bytes)42,616 42,576 -40 -0.1%
Incl. PeakMemUse (bytes) per call 10,654 10,644 -10 -0.1%
Excl. PeakMemUse (bytes)13,072 13,072 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::randomBytes [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -12 -7.7% -10 -16.7% -24 -0.1% -40 -0.1%
Exclusive Metrics Diff for Current Function0 0.0% -3 -30.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -12 -100.0% -10 -100.0% -24 -100.0% -40 -100.0%
Child functions
fopen0 N/A% -8 -66.7% -9 -90.0% 0 0.0% 0 0.0%
substr0 N/A% -2 -16.7% 3 30.0% 0 0.0% -16 -40.0%
fread0 N/A% -2 -16.7% -1 -10.0% 0 0.0% 0 0.0%
print_r0 N/A% -1 -8.3% 1 10.0% -24 -100.0% -24 -60.0%
strlen0 N/A% 1 8.3% -1 -10.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 1 10.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% -1 -10.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 10.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -10.0% 0 0.0% 0 0.0%